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From "Suresh Srinivas (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-6859) Introduce additional statistics to FileSystem
Date Fri, 16 Jul 2010 06:06:52 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-6859?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12889018#action_12889018
] 

Suresh Srinivas commented on HADOOP-6859:
-----------------------------------------

Looking at Hudson console output, the javadoc warning is unrelated to this patch. Here are
the javadoc warnings:
     [exec]   [javadoc] /grid/0/hudson/hudson-slave/workspace/Hadoop-Patch-h4.grid.sp2.yahoo.net/trunk/src/java/org/apache/hadoop/security/KerberosName.java:31:
warning: sun.security.krb5.Config is Sun proprietary API and may be removed in a future release
     [exec]   [javadoc] import sun.security.krb5.Config;
     [exec]   [javadoc]                         ^
     [exec]   [javadoc] /grid/0/hudson/hudson-slave/workspace/Hadoop-Patch-h4.grid.sp2.yahoo.net/trunk/src/java/org/apache/hadoop/security/KerberosName.java:32:
warning: sun.security.krb5.KrbException is Sun proprietary API and may be removed in a future
release
     [exec]   [javadoc] import sun.security.krb5.KrbException;
     [exec]   [javadoc]                         ^
     [exec]   [javadoc] /grid/0/hudson/hudson-slave/workspace/Hadoop-Patch-h4.grid.sp2.yahoo.net/trunk/src/java/org/apache/hadoop/security/KerberosName.java:81:
warning: sun.security.krb5.Config is Sun proprietary API and may be removed in a future release
     [exec]   [javadoc]   private static Config kerbConf;
     [exec]   [javadoc]                  ^
     [exec]   [javadoc] /grid/0/hudson/hudson-slave/workspace/Hadoop-Patch-h4.grid.sp2.yahoo.net/trunk/src/java/org/apache/hadoop/security/SecurityUtil.java:33:
warning: sun.security.jgss.krb5.Krb5Util is Sun proprietary API and may be removed in a future
release
     [exec]   [javadoc] import sun.security.jgss.krb5.Krb5Util;
     [exec]   [javadoc]                              ^
     [exec]   [javadoc] /grid/0/hudson/hudson-slave/workspace/Hadoop-Patch-h4.grid.sp2.yahoo.net/trunk/src/java/org/apache/hadoop/security/SecurityUtil.java:34:
warning: sun.security.krb5.Credentials is Sun proprietary API and may be removed in a future
release
     [exec]   [javadoc] import sun.security.krb5.Credentials;
     [exec]   [javadoc]                         ^
     [exec]   [javadoc] /grid/0/hudson/hudson-slave/workspace/Hadoop-Patch-h4.grid.sp2.yahoo.net/trunk/src/java/org/apache/hadoop/security/SecurityUtil.java:35:
warning: sun.security.krb5.PrincipalName is Sun proprietary API and may be removed in a future
release
     [exec]   [javadoc] import sun.security.krb5.PrincipalName;


> Introduce additional statistics to FileSystem
> ---------------------------------------------
>
>                 Key: HADOOP-6859
>                 URL: https://issues.apache.org/jira/browse/HADOOP-6859
>             Project: Hadoop Common
>          Issue Type: Improvement
>    Affects Versions: 0.22.0
>            Reporter: Suresh Srinivas
>            Assignee: Suresh Srinivas
>             Fix For: 0.22.0
>
>         Attachments: HADOOP-6859.patch
>
>
> Currently FileSystem#statistics tracks bytesRead and bytesWritten. Additional statistics
that gives summary of operations performed will be useful for tracking file system use.

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